[Bug 1977564] Re: wireplumber conflicts with pipewire-media-session & needs fixing

[Rik Mills]

The pipewire-media-session postrm is:

#!/bin/sh
set -e
# Automatically added by dh_installsystemduser/13.7.1ubuntu1
if [ "$1" = "remove" ]; then
	if [ -z "${DPKG_ROOT:-}" ] && [ -x "/usr/bin/deb-systemd-helper" ] ; then
		deb-systemd-helper --user mask 'pipewire-media-session.service' >/dev/null || true
	fi
fi

if [ "$1" = "purge" ]; then
	if [ -z "${DPKG_ROOT:-}" ] && [ -x "/usr/bin/deb-systemd-helper" ] ; then
		deb-systemd-helper --user purge 'pipewire-media-session.service' >/dev/null || true
		deb-systemd-helper --user unmask 'pipewire-media-session.service' >/dev/null || true
	fi
fi
# End automatically added section

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https://bugs.launchpad.net/bugs/1977564

Title:
  wireplumber conflicts with pipewire-media-session & needs fixing

Status in pipewire-media-session package in Ubuntu:
  Triaged
Status in ubuntu-meta package in Ubuntu:
  Triaged
Status in wireplumber package in Ubuntu:
  Triaged
Status in pipewire-media-session package in Debian:
  Confirmed

Bug description:
  This issue was reported on IRC and we should probably fix it before
  installing wireplumber by default so I'm setting the block-proposed
  tag.

  https://i.imgur.com/L5VFZO8.png

  wireplumber is apparently too forceful in how it enables PipeWire.
  Both Arch Linux and Debian had to

  https://archlinux.org/news/undone-replacement-of-pipewire-media-
  session-with-wireplumber/

  Is it necessary for wireplumber to conflict with pipewire-media-
  session?

  Should we add Replaces?

  What files does pipewire-media-session need to clean up when it is
  removed?

  See https://salsa.debian.org/gnome-team/gnome-remote-
  desktop/-/commit/52799cfd for an example of how files that aren't
  technically conffiles can be removed.

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